Shaheen-I missile is a medium-range ballistic missile (MRBM) with an optimal range of 750 km. The Shaheen-I has a single stage solid fuel rocket motor. The Shaheen missile system can deliver either a conventional or a nuclear, chemical or biological payload. The solid propellant engine, makes Shaheen missiles faster to deploy than earlier systems deployed by Pakistan. Shaheen-I was first flight tested on April 15, 1999. It was formally deployed in 2003.The Shaheen missile series (named after a white eagle that lives in the mountains of Pakistan) was developed by National Defence Complex (NDC), a subsidiary of the NESCOM which was formed in 1993.